Transactions Problem Online Assessment NEW GRAD - How to solve this?
Anonymous User
685

I have been working on this problem but couldn't able to understand it properly. Can anyone explain me how should we approach? Thank you and appreciate your help.

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Solution Code:



import java.io.*;
import java.math.*;
import java.security.*;
import java.text.*;
import java.util.*;
import java.util.concurrent.*;
import java.util.regex.*;

class Result {

    /*
     * Complete the 'transform' function below.
     *
     * The function is expected to return an array of ints.
     * The function accepts following parameters:
     *  1. A List of Transaction objects
     *  2. A Set of Strings
     */

    public static int[] transform(List<Transaction> transactions, Set<String> categoriesRequested) {
        
    }

}
public class Solution {
    public static void main(String[] args) throws IOException {
        BufferedWriter bufferedWriter = new BufferedWriter(new FileWriter(System.getenv("OUTPUT_PATH")));

        Scanner scanner = new Scanner(System.in);
        List<Transaction> transactions = new ArrayList<>();
        int totalTransactions = scanner.nextInt();
        for (int i = 0 ; i < totalTransactions ; i++) {
            transactions.add(new Transaction(scanner.nextInt(), scanner.nextBoolean(), scanner.next()));
        }

        Set<String> categoriesRequested = new LinkedHashSet<>();
        int totalCategories = scanner.nextInt();
        for (int i = 0 ; i < totalCategories ; i++) {
            categoriesRequested.add(scanner.next());
        }

        int[] results = Result.transform(transactions, categoriesRequested);

        for (int result : results) {
            bufferedWriter.write(String.valueOf(result));
            bufferedWriter.newLine();
        }

        bufferedWriter.close();
    }
}


class Transaction {
    private int amount;
    private boolean credit;
    private String category;

    Transaction(int amount, boolean credit, String category) {
        this.amount = amount;
        this.credit = credit;
        this.category = category;
    }

    public int getAmount() {
        return amount;
    }

    public boolean isCredit() {
        return credit;
    }

    public String getCategory() {
        return category;
    }
}
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